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  1. Home
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  5. Pipes, Valves & Fittings
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  7. Valves
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  9. Check Valves

Check Valves (3,500+ items) - Page 99

Sharpe Check Valve, OP20 Series, Inline Swing, 2 in NPSM FNPSM, Ductile Iron Body 4353014040
Sharpe

Check Valve, OP20 Series, Inline Swing, 2 in NPSM FNPSM, Ductile Iron Body

Zoro # G208258958
Mfr # 4353014040
product price: 
$130.99
/ea
Sharpe Check Valve, OP20 Series, Inline Swing, 1 in NPSM Female x 1 in NPSM Female, Ductile Iron 4353013960
Sharpe

Check Valve, OP20 Series, Inline Swing, 1 in NPSM Female x 1 in NPSM Female, Ductile Iron

Zoro # G308258940
Mfr # 4353013960
product price: 
$80.99
/ea
Sharpe Check Valve, OP20 Series, Inline Swing, 1 in NPSM FNPSM, Carbon Steel Body 4353013520
Sharpe

Check Valve, OP20 Series, Inline Swing, 1 in NPSM FNPSM, Carbon Steel Body

Zoro # G708258786
Mfr # 4353013520
product price: 
$87.29
/ea
Sharpe Check Valve, OP20 Series, 3 in, Inline Swing, NPSM Female x Female, Carbon Steel 4353013680
Sharpe

Check Valve, OP20 Series, 3 in, Inline Swing, NPSM Female x Female, Carbon Steel

Zoro # G408258857
Mfr # 4353013680
product price: 
$387.99
/ea
Ross Controls Check Valve 1968D4001
Ross Controls

Check Valve

Zoro # G223542544
Mfr # 1968D4001
product price: 
$123.99
/ea
Sharpe Check Valve, OP20 Series, Inline Swing, 4 in NPSM Female, Ductile Iron Body, 10 in L 4353014420
Sharpe

Check Valve, OP20 Series, Inline Swing, 4 in NPSM Female, Ductile Iron Body, 10 in L

Zoro # G208258842
Mfr # 4353014420
product price: 
$638.99
/ea
Sharpe Check Valve, OP20 Series, 3 in, Inline Swing, Threaded NPSM, Ductile Iron Body 4353014220
Sharpe

Check Valve, OP20 Series, 3 in, Inline Swing, Threaded NPSM, Ductile Iron Body

Zoro # G208258941
Mfr # 4353014220
product price: 
$291.99
/ea
Sharpe Check Valve, OP20 Series, Inline Swing, 3 in NPSM Female, Ductile Iron Body 4353014120
Sharpe

Check Valve, OP20 Series, Inline Swing, 3 in NPSM Female, Ductile Iron Body

Zoro # G508258900
Mfr # 4353014120
product price: 
$291.99
/ea
Sharpe Check Valve, 2483SC Series, Inline Swing, 1 1/2 in, Threaded x Socket Weld, Steel Body 4371000940
Sharpe

Check Valve, 2483SC Series, Inline Swing, 1 1/2 in, Threaded x Socket Weld, Steel Body

Zoro # G008258820
Mfr # 4371000940
product price: 
$180.99
/ea
Sharpe Check Valve, OP20 Series, 3 in, FNPSM x FNPSM, Inline Swing, Ductile Iron Body 4353014180
Sharpe

Check Valve, OP20 Series, 3 in, FNPSM x FNPSM, Inline Swing, Ductile Iron Body

Zoro # G008258943
Mfr # 4353014180
product price: 
$291.99
/ea
Sharpe Check Valve, OP20 Series, 2 in, Inline Swing, Threaded NPSM Female, Carbon Steel 4353013640
Sharpe

Check Valve, OP20 Series, 2 in, Inline Swing, Threaded NPSM Female, Carbon Steel

Zoro # G008258875
Mfr # 4353013640
product price: 
$216.99
/ea
Sharpe Check Valve, OP20 Series, Inline Swing, 3 in NPSM Female, Ductile Iron Body 4353014140
Sharpe

Check Valve, OP20 Series, Inline Swing, 3 in NPSM Female, Ductile Iron Body

Zoro # G008258912
Mfr # 4353014140
product price: 
$266.99
/ea
Hayward Flow Control Ball Check Valve, TC Series, Inline, 1 1/2 in Socket x Socket, Polypropylene TC30150S
Hayward Flow Control

Ball Check Valve, TC Series, Inline, 1 1/2 in Socket x Socket, Polypropylene

Zoro # G014385657
Mfr # TC30150S
product price: 
$299.99
/ea
Sharpe Check Valve, OP20 Series, Inline Swing, 2 in NPSM FNPSM, Ductile Iron Body 4353014020
Sharpe

Check Valve, OP20 Series, Inline Swing, 2 in NPSM FNPSM, Ductile Iron Body

Zoro # G008258936
Mfr # 4353014020
product price: 
$130.99
/ea
Keckley 5" Cast Iron Wafer Check Valve DD1F-CI-34136-500
Keckley

5" Cast Iron Wafer Check Valve

Zoro # G1612409
Mfr # DD1F-CI-34136-500
product price: 
$376.99
/ea
Aro Check Valve, 1500 Series, 1/4 in 104478-2
Aro

Check Valve, 1500 Series, 1/4 in

Zoro # G4313304
Mfr # 104478-2
product price: 
$111.99
/ea
No Product Image Available
Spears

Check Valve, CPVC, 3"

Zoro # G505261972
Mfr # 4522-030C
product price: 
$2,221.99
/ea
Hayward Flow Control Piston Check Valve, YC Series, Y-Style, 1 in, Socket x Socket Female, PVDF YC50100S
Hayward Flow Control

Piston Check Valve, YC Series, Y-Style, 1 in, Socket x Socket Female, PVDF

Zoro # G814385710
Mfr # YC50100S
product price: 
$1,298.82
/ea
Ssi 6" Wafer Flange Cast Iron Silent Check Valve 0600-125WCIBM-T
Ssi

6" Wafer Flange Cast Iron Silent Check Valve

Zoro # G0553104
Mfr # 0600-125WCIBM-T
product price: 
$375.99
/ea
Legend Valve Inline Check Valve, T-455 NL, 1 in, FNPT x FNPT, Bronze 105-445NL
Legend Valve

Inline Check Valve, T-455 NL, 1 in, FNPT x FNPT, Bronze

Zoro # G1769226
Mfr # 105-445NL
product price: 
$53.29
/ea
Discover 3/4 in. Stainless Steel Spring Check Valve 102659
Discover

3/4 in. Stainless Steel Spring Check Valve

Zoro # G215879719
Mfr # 102659
product price: 
$14.39
/ea
Ross Controls Pilot Operated Check Valve, SV27 Series, External Monitoring SV27DC117605ASAA
Ross Controls

Pilot Operated Check Valve, SV27 Series, External Monitoring

Zoro # G323545469
Mfr # SV27DC117605ASAA
product price: 
$1,638.32
/ea
Ross Controls Pilot Operated Check Valve, SV27 Series, External Monitoring SV27DC115408CSAA1A
Ross Controls

Pilot Operated Check Valve, SV27 Series, External Monitoring

Zoro # G423540968
Mfr # SV27DC115408CSAA1A
product price: 
$1,268.99
/ea
Zoro Select Spring Check Valve, 3.25 in Overall L 6AJY3
Zoro Select

Spring Check Valve, 3.25 in Overall L

Zoro # G0689823
Mfr # 6AJY3
product price: 
$33.99
/ea
Zoro Select Spring Check Valve, 5 in Overall L 6AJY6
Zoro Select

Spring Check Valve, 5 in Overall L

Zoro # G3275614
Mfr # 6AJY6
product price: 
$99.15
/ea
Emerson ACK-6 VARIABLE PRESSURE VLV 064986
Emerson

ACK-6 VARIABLE PRESSURE VLV

Zoro # G910066056
Mfr # 064986
product price: 
$36.89
/ea
Keckley 4" Stainless Steel Wafer Check Valve DD2R-36-364IX-400
Keckley

4" Stainless Steel Wafer Check Valve

Zoro # G1613486
Mfr # DD2R-36-364IX-400
product price: 
$1,198.99
/ea
Campbell Spring-Loaded Check Valve, 3/4 in, Acetal Polymer SLC-75
Campbell

Spring-Loaded Check Valve, 3/4 in, Acetal Polymer

Zoro # G121872156
Mfr # SLC-75
product price: 
$10.99
/ea
Ross Controls Check Valve 1968A6107
Ross Controls

Check Valve

Zoro # G523540738
Mfr # 1968A6107
product price: 
$334.99
/ea
Plast-O-Matic 1/2" FNPT Polypropylene Disc Check Valve CKD050V-PP
Plast-O-Matic

1/2" FNPT Polypropylene Disc Check Valve

Zoro # G3956145
Mfr # CKD050V-PP
product price: 
$207.99
/ea
No Product Image Available
Val-Matic

10 Flanged Swing Flex Back Flow Actuator Check Valve

Zoro # G0954256
Mfr # 510ABFK
product price: 
$5,639.99
/ea
Sharkbite Check Valve UR2016
Sharkbite

Check Valve

Zoro # G710481868
Mfr # UR2016
product price: 
$28.25
/ea
Cash Acme BF-1 Series 3/4 in. FPT X 3/4 in. FPT Brass Check Valve Back Flow Preventer BF13434
Cash Acme

BF-1 Series 3/4 in. FPT X 3/4 in. FPT Brass Check Valve Back Flow Preventer

Zoro # G7699709
Mfr # BF13434
product price: 
$48.95
/ea
Sharpe Check Valve, 3.62 in Overall L 4371001230
Sharpe

Check Valve, 3.62 in Overall L

Zoro # G308258858
Mfr # 4371001230
product price: 
$73.39
/ea
Zoro Select Spring Check Valve, 2.75 in Overall L 6AJY2
Zoro Select

Spring Check Valve, 2.75 in Overall L

Zoro # G1296881
Mfr # 6AJY2
product price: 
$23.49
/ea
No Product Image Available
Spears

Check Valve, CPVC, 4"

Zoro # G305262001
Mfr # 4522-040C
product price: 
$3,669.99
/ea
Check Valves (3,500+ items) - Page 99
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About Check Valves

Check Valves are designed to prevent the backflow of liquids, gases, and other substances from flowing in the wrong direction. They are typically used in piping systems to protect equipment from damage due to reverse flow.

Types of Check Valves

Check Valves come in a variety of sizes and materials, such as 1/2 check valves, 3/4 inch check valves, and 6 inch PVC check valves. Some Check Valves use springs or diaphragms to ensure that they close properly when pressure is applied. Other Check Valves may be made with stainless steel or brass components for more durability.

How Check Valves are Made

Check Valves can be made from a range of materials including plastic, metal alloys, rubber compounds, and polymers. These materials are formed into different shapes depending on their purpose - for example an inline check valve is typically cylindrical while a one-way valve supplier may use flaps or discs.

Industries that Use Check Valves

Check Valves are commonly used by plumbers and engineers in industries such as water treatment plants, food processing facilities, chemical plants, automotive manufacturing plants and oil refineries. Professionals use them to control the flow of liquids in pipes while ensuring that no backflow occurs.

Find the Check Valves You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of plumbing tools & supplies, along with other equipment and essentials to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.
Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

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check valve control checkflange mount check valveswagelok brassplast-o-matic 2" ball valve2.5 inch check valve

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